Margaret Marie Nambiar, M.D.
NPI 1043292030ActiveIndividual· Ophthalmology· Hemet, CA
Ophthalmology (M.D.) in Hemet, California, trained at University of Wisconsin School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $80,311 for 2,132 claims, against $26,013 paid for services in 2024. Alcon Vision LLC was the largest of 2 companies reporting payments in 2025, $137.52 in all, mostly food and beverage.
Overview
| NPI | 1043292030 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 16, 2005 |
| Last updated in NPPES | Jan 10, 2020 |
| Certified by provider | Jan 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | G62036 | CA |
| Ophthalmology | 207W00000X | G620360 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 140 |
|---|---|
| Services billed | 405 across 15 procedure codes |
| Paid by Medicare | $26,013 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,132 · 3,985 30-day fills |
|---|---|
| Patients | 562 |
| Total drug cost | $80,311 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Ophthalmology |
Medical group
- California Cataract Center and Medical Group IncHemet, CA · 14 clinicians
Industry payments (Open Payments)
- 2025$137.52 · 5 payments from 2 companies
- 2024$29.57 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $76.77 | 3 |
| Tarsus Pharmaceuticals, Inc. | $60.75 | 2 |
What the 2025 payments were for
- Food and Beverage$137.52 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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